Free Response (choose 1 of the 5 topics from the above list). Indicate which topic you are responding to at the top of your response.

Which molecule is not a fatty acid?

Hemoglobin is an example of a protein with ________.

Believing that vaccinations can cause autism after viewing stories on the internet demonstrates that _____ can distort our judgments related to risk.

Heavy metals denature proteins by ________.

To what main class of enzymes does the enzyme that catalyzes the conversion of lactose to galactose and glucose belong?

The peptide bonds that link amino acids in a protein are ________.

The presence of enzymes to catalyze bioreactions in our bodies allows ________.

The structural formulas of amino acids are the same except for the ________.

You are babysitting your 2-year-old nephew for the first time. While your back is turned, he touches the pan you just took out of the oven. He pulls his finger away quickly and a few seconds later begins to scream. Why is his screaming delayed in comparison to his response of pulling away his finger?